<template>
  <div class="mui-numbox" data-numbox-min='1' style="height:25px;">
    <button class="mui-btn mui-btn-numbox-minus" type="button">-</button>
    <input id="test" class="mui-input-numbox" type="number" :value="initcount" @change="countChanged" ref="numbox" readonly />
    <button class="mui-btn mui-btn-numbox-plus" type="button">+</button>
  </div>

  <!-- 分析： 子组件什么时候把 数据传递给父组件 -->
  <!--  -->
</template>


<script>
import mui from "../../lib/mui/js/mui.min.js";
export default {
      mounted() {
    // 初始化数字选择框组件
    mui(".mui-numbox").numbox();
    // console.log(this.max);
  },
methods:{
     countChanged(){
         //当数量改变了，立即同步数据到store
         this.$store.commit("updateGoodsInfo",{
             id:this.goodsid,
             count:this.$refs.numbox.value
         })
     }
},
props:["initcount","goodsid"]

}
</script>



<style lang="scss" scoped>
    
</style>